CVE-2020-16934

<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p> <p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>

CVSS v3 7.0 HIGH
CVSS v2.0 6.8 MEDIUM

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16934	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:365_apps:-::::enterprise:::
	cpe:2.3:a:microsoft:office:2019:::::-::
	cpe:2.3:a:microsoft:office_2013_click-to-run:-:::::::*

History

No history.

Information

Published : 2020-10-16 23:15

Updated : 2023-12-31 20:15

NVD link : CVE-2020-16934

Mitre link : CVE-2020-16934

CVE.ORG link : CVE-2020-16934

JSON object : View

Products Affected

microsoft

365_apps
office
office_2013_click-to-run

CWE

NVD-CWE-noinfo

{"id": "CVE-2020-16934", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}, {"type": "Secondary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2020-10-16T23:15:15.413", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16934", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p>\n<p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p>\n<p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>\n"}, {"lang": "es", "value": "Se presenta una vulnerabilidad de escalada de privilegios en la manera en que Microsoft Office Click-to-Run (C2R) AppVLP maneja determinados archivos, tambi\u00e9n se conoce como \"Microsoft Office Click-to-Run Elevation of Privilege Vulnerability\". Este ID de CVE es diferente de CVE-2020-16928, CVE-2020-16955"}], "lastModified": "2023-12-31T20:15:54.437", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "40C15EDD-98D4-4D06-BA06-21AE0F33C72D"}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "C5282C83-86B8-442D-851D-B54E88E8B1F1"}, {"criteria": "cpe:2.3:a:microsoft:office_2013_click-to-run:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "578658ED-0C8A-411B-97B1-B780469D6459"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}